5439580
9781580176835
Helene Hovanec, a major player in the puzzle world, organizedthe first World Puzzle Championship in 1992. She is a former elementary school teacher with a master's degree in early childhood education and the author of numerous puzzle books for children. She lives in New York City.Merrell, Patrick is the author of 'Perk Up ', published 2007 under ISBN 9781580176835 and ISBN 1580176836.
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